Electricity Live

Great Britain’s electricity on Saturday 31 March 2018

On Saturday 31 March, demand averaged 33.5 GW. Renewables supplied 22%.

33.5GW AVERAGEWind6.57 GW19%Hydro0.25 GW1%Biomass2.07 GW6%Solar0.58 GW2%Gas13.92 GW41%Coal0.97 GW3%Imports2.51 GW7%Nuclear7.45 GW22%33.5GW AVERAGE19%41%7%22%
Price
£54.76/MWh
Day average £54.76
Demand33.5GW
Generation 31.8Transfers 1.7
Fossil fuels41%
Renewables22%
Other35%
Carbon intensityModerate
233g/kWh
0Day average 233300
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Recorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hourRecorded half-hour

Key moments

On Saturday 31 March 2018, gas supplied 41% of Great Britain’s electricity and nuclear 22%. Demand peaked at 38.9 GW at 12:10. Carbon intensity averaged 233 g/kWh and the price £54.76/MWh. Wind generation peaked at 8.3 GW at 06:55. Solar generation peaked at 2.0 GW at 13:00. Carbon intensity was lowest at 04:00 (182 g/kWh) and highest at 18:30 (280 g/kWh). The wholesale price ranged from £40.69/MWh at 01:00 to £79.43/MWh at 20:00. Gas made 44% of the electricity generated in Great Britain, compared with 42% across 2018.

Charts

Generation, demand, price and carbon

Generation by sourceGW · daily average below
Solar 0.581.7%Wind 6.5719.2%Gas 13.9240.6%Hydro 0.250.7%Biomass 2.076.0%Nuclear 7.4521.7%Coal 0.972.8%
Price£/MWh
Carbon intensitygCO₂/kWh
Demand and generationGW
Demand 33.5avgGeneration 31.8avgTransfers 1.7avg
The day in figurespeaks, averages, totals
Peak demand38.9GW · 12:10
Low 26.5 · 00:55Avg 33.50–40 GW
Made in Great Britain95%of demand
Generation 31.8Transfers 1.7 GW
Net imports44GWh
In
51 Out
7
Zero-carbon share47%of generation
Nuclear 23%Hydro 1%Wind 21%Solar 2%

Transfers · Sat 31 Mar

Interconnectors and storage

On Saturday 31 March 2018, Great Britain imported 51 GWh and exported 7 GWh through its interconnectors. The most came from France (35 GWh), and the most exports went to Ireland (5 GWh).

All interconnectors

Sat 31 Mar
Imported
51GWh
Exported
7GWh
Net in
44GWh
Average net flow
1.84GW in

Into Great BritainOut of Great Britain

Belgium

Nemo Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Denmark

Viking Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

France

IFA · IFA2 · ElecLink

Average1.48GWImporting

In 35.5 GWhOut 0.0 GWh

Ireland

Moyle · East–West · Greenlink

Average0.10GWExporting

In 3.0 GWhOut 5.4 GWh

Netherlands

BritNed

Average0.46GWImporting

In 12.7 GWhOut 1.7 GWh

Norway

North Sea Link

Average0.00GWIdle

In 0.0 GWhOut 0.0 GWh

Pumped storage

Dinorwig · Cruachan · Ffestiniog · Foyers

Average0.10GWPumping

Generated 9.0 GWhPumped 11.4 GWh

All cards share one scale, so you can compare their heights. Each country can have more than one cable.

Download the 5-minute data for this day: CSV · JSON. See what the figures mean.